Browsing NTNU Open by Author "Selmer, Ann-Kristin"
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Estimating the roughness factor using Lidar scanning system: Comparison of tunnel surfaces before and after applied shotcrete
Selmer, Ann-Kristin (Master thesis, 2014)This thesis gives a suggestion of a method for extracting the roughness factor for estimating the sprayed concrete volume in tunnel applications. The determination of the roughness factor today is based on experience and ...